From 1651d9d6d9776ebd607d65ce41c08fb3c65313b0 Mon Sep 17 00:00:00 2001
From: "Sergio R. Caprile" <scaprile@cesanta.com>
Date: Mon, 18 Jul 2022 16:21:02 -0300
Subject: [PATCH] Fix former config value not being freed

---
 examples/webui-plain/main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/examples/webui-plain/main.c b/examples/webui-plain/main.c
index 62bec56d..65338c02 100644
--- a/examples/webui-plain/main.c
+++ b/examples/webui-plain/main.c
@@ -22,6 +22,7 @@ static struct config { char *url, *pub, *sub; } s_config;
 static void update_config(struct mg_str json, const char *path, char **value) {
   char *jval;
   if ((jval = mg_json_get_str(json, path)) != NULL) {
+    free(*value);
     *value = strdup(jval);
   }
 }